*/
public void process( Context context ) throws TransformerException {
Outputter out = context.getOutputter();
String hrefAtt = getAttribute("href");
Expression hrefExpr = makeAttributeValueTemplate(hrefAtt);
String href = hrefExpr.evaluateAsString(context);
String encodingAtt = getAttribute("encoding");
Expression encodingExpr = makeAttributeValueTemplate(encodingAtt);
String encoding = encodingExpr.evaluateAsString(context);
String baseURI = context.getContextNodeInfo().getBaseURI();
URIResolver resolver = context.getController().getURIResolver();